EEVblog #242 - Hakko FX-888 Soldering Iron Hack

Dave got fed up not knowing if his Hakko FX-888 iron was left on or not. So hacked the LED to toggle RED/GREEN, so it’s always on. Toshiyuki Kita: Теги: hakko,fx-888,soldering,iron,hack,led,power,transistor,npn,pnp,mosfet,vn10,circuit,how,it,works,tutorial,bi-directional,red,green,blue,toggle,switching,hot,melt,glue,Light-emitting Diode,Bipolar Junction Transistor,breadboard,prototype,schematic,teardown,review,Toshiyuki,Kita